Ganni Open Back Sweater is a relaxed-fit wool blend knit with a high collar and a distinctive open-back detail—designed for layering and transitional-season wear. Key attributes: Green | Nile | Wool blend | High collar | Ribbed edges | Open-back detail | Butterfly logo | Dimensions & fit: Relaxed fit | Composition & care: 39% wool, 30% mohair, 29% polyester, 2% elastane | Hand wash; do not bleach; do not tumble dry; do not iron; do not dryclean; use wool detergent; do not soak; reshape while wet.